What is the Greatest Common Factor of 85165 and 85185?

Greatest common factor (GCF) of 85165 and 85185 is 5.

GCF(85165,85185) = 5

We will now calculate the prime factors of 85165 and 85185, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85165 and 85185.

How to find the GCF of 85165 and 85185?

We will first find the prime factorization of 85165 and 85185. After we will calculate the factors of 85165 and 85185 and find the biggest common factor number .

Step-1: Prime Factorization of 85165

Prime factors of 85165 are 5, 17033. Prime factorization of 85165 in exponential form is:

85165 = 5¹ × 17033¹

Step-2: Prime Factorization of 85185

Prime factors of 85185 are 3, 5, 631. Prime factorization of 85185 in exponential form is:

85185 = 3³ × 5¹ × 631¹

Step-3: Factors of 85165

List of positive integer factors of 85165 that divides 85165 without a remainder.

1, 5, 17033

Step-4: Factors of 85185

List of positive integer factors of 85185 that divides 85165 without a remainder.

1, 3, 5, 9, 15, 27, 45, 135, 631, 1893, 3155, 5679, 9465, 17037, 28395

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85165 and 85185. The biggest common factor number is the GCF number.
So the greatest common factor 85165 and 85185 is 5.

Also check out the Least Common Multiple of 85165 and 85185